K-Pop Showdown Group One: Mamamoo, f(x) or Girls Generation?

Welcome to the K-Pop Showdown, where you, the readers, are choosing between 12 legendary K-Pop Acts to help us decide who the best K-Pop Act OF ALL TIME are. Over the next 48 hours, you’ll choose between the first three of these acts, to decide who’ll win in group one. And group one goes to the girls, with three all girl outfits who are already legends in their own right…